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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - NARRATIVE (Details) (USD $) In Thousands, except Share data, unless otherwise specified | 3 Months Ended | 6 Months Ended |
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Sep. 30, 2013 | Sep. 30, 2012 | Sep. 30, 2013 | Sep. 30, 2012 | Mar. 31, 2013
Accounting Policies [Abstract] |  |  |  |  |
Accumulated deficit | $ 254,799 |  | $ 254,799 |  | $ 242,466
Ownership percentage of CDF2 Holdings, LLC |  |  | 100.00% |  |
Allowance for Doubtful Accounts | 844 |  | 844 |  | 699
Discount rate |  |  | 7.00% |  |
Financial performance target achieved (percent) |  |  | 100.00% |  |
Expected payment percentage of the maximum contingent consideration amount | 75.00% |  | 75.00% |  |
Deferred Revenue Arrangement [Line Items] |  |  |  |  |
Capitalized Computer Software, Amortization Period |  |  | 5 years |  |
Amortization of capitalized software costs |  | 396 | (736) | (527) |
Return on Billed Unpaid Costs, Annual Percentage |  |  | 15.00% |  |
Incentive Fees, Percentage of VPF Phase I | 2.50% |  | 2.50% |  |
Administrative Fees VPF Phase 1 Deployment | 5.00% |  | 5.00% |  |
Total stock-based compensation | 540 | 528 | 1,277 | 1,319 |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value | $ 0.84 | $ 0.79 | $ 0.84 | $ 0.92 |
Issuance of common stock in connection with the exercise of warrants and stock options (shares) |  |  | 42,640 |  |
Antidilutive Shares excluded from EPS computation |  |  | 22,009,140 | 20,827,897 |
Software Service, Support and Maintenance Arrangement [Member] |  |  |  |  |
Deferred Revenue Arrangement [Line Items] |  |  |  |  |
Software maintenance revenue, recognition period |  |  | 1 year |  |
Up-front Payment Arrangement [Member] |  |  |  |  |
Deferred Revenue Arrangement [Line Items] |  |  |  |  |
Deferred Revenue | 2 |  | 2 |  |
Activation fee revenue, lower range | 1 |  | 1 |  |
Activation fee revenue, upper range | 2 |  | 2 |  |
Administrative Fee VPFs | 10.00% |  | 10.00% |  |
Deployment Software [Member] |  |  |  |  |
Deferred Revenue Arrangement [Line Items] |  |  |  |  |
Capitalized Computer Software, Amortization Period |  |  | 10 years |  |
Services Segment [Member] |  |  |  |  |
Deferred Revenue Arrangement [Line Items] |  |  |  |  |
Amortization of capitalized software costs | 422 | 396 | 736 | 527 |
Total stock-based compensation | 53 | 72 | 112 | 142 |
Contingent Consideration Liabilities |  |  |  |  |
Deferred Revenue Arrangement [Line Items] |  |  |  |  |
Change in fair value |  |  | $ 1,500 |  |

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